President Trump’s remarks, suggesting that diversity in hiring and other Biden administration policies somehow caused the disaster, reflected his instinct to immediately frame major events through his political or ideological lens.

Jennifer L. Homendy, the chair of the National Transportation Safety Board, said the probe will focus on several factors: “the human, the machine and the environment.”

President Donald Trump on Jan. 30 claimed without evidence that former presidents Barack Obama and Joe Biden undermined aviation safety standards in office due to supporting diversity equity and inclusion efforts.